<!DOCTYPE html>
<html lang="en">aaa
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Title</title>
</head>
<body>
<!-- 注意需要先通过 `importmap` 引入 npm 包的 CDN -->
  <script type="importmap">
      {
        "imports": {
          "md5": "https://esm.run/md5"
        }
      }
  </script>
  <script type="module" src="./index.mjs"></script>
</body>
</html>
